What is the biggest truck in the world?

There are only a few companies that build the truly big trucks used in mining. Here are the contenders and the dimensions for each, including horsepower and payload, listed in alphabetical order by manufacturer:

Caterpillar 797B

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Height: 23' 6" (7.2 meters)

Length: 47' 7" (14.5 meters)

GVW: 688 tons (688,000 kilograms)

Payload: 380 tons (380,000 kilograms)

Engine: 3,370 horsepower

Hitachi EH5000

Height: 23' 6" (7.2 meters)

Length: 47' 4" (14.4 meters)

GVW: 642 tons (642, 000 kilograms)

Payload: 315 tons (315,000 kilograms)

Engine: 2,700 horsepower

Komatsu 930E-4

Height: 24' 2" (7.4 meters)

Length: 51' 2" (15.6 meters)

GVW: 553 tons (553,000 kilograms)

Payload: 321 tons (321,000 kilograms)

Engine: 2,700 horsepower

Liebherr T 282 B

Height: 24' 3" (7.4 meters)

Length: 47' 6" (14.5 meters)

GVW: 652 tons (652,000 kilograms)

Payload: 396 tons (396,000 kilograms)

Engine: 2,700 horsepower

Terex MT 6300AC

Height: 26' 0" (7.9 meters)

Length: 51' 1" (15.6 meters)

GVW: 660 tons (660,000 kilograms)

Payload: 400 tons (400,000 kilograms)

Engine: 3,750 horsepower

And it looks like we have a winner! The Terex MT 6300AC is the largest truck in the world. It's the tallest, the heaviest, it carries the most stuff and it has the most powerful engine, too. The only criteria where it falls a little short is overall vehicle length -- the Terex MT 6300AC is just one measly inch (2.54 centimeters) shorter than the Komatsu 930E-4. Keep reading for an interview with the proud winner.